1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
vekshin1
1 year ago
10

The sum of a number and -2 is -9 . what is the number

Mathematics
2 answers:
Sveta_85 [38]1 year ago
8 0

Answer:

-7

Step-by-step explanation:

Let's put this into an equation with x being the unknown number. Then use the reversed order of operations to find the value of x.

x + -2 = -9

   + 2   + 2

x = -7

Pls mark Brainliest with the crown

adell [148]1 year ago
4 0

Answer:

x=-7

Step-by-step explanation:

Translate into an equation.

“A number” + -2 = -9

Assign “a number” to be “x”

X+-2=-9

Add 2 on both sides to even it out and get x

X-2+2=-9+2

X=-7

The number is -7. :)

You might be interested in
If r= 9 units and x = 4 units, then what is the volume of the cylinder shown above?
Thepotemich [5.8K]

Answer:

Volume of the cylinder is. 1017.36

Step-by-step explanation:

V=\pi r^2h is the area of a cylinder.

Let's plug in our values.

-----

3.14 = pi

9 = radius

x = height

-----

V = (3.14)(9)^2(4)

V = (3.14)(81)(4)

V = (3.14)(324)

V = 1017.36

3 0
2 years ago
A town planner is interested in getting some demographic data about the households in the city. The city has four wards with the
UkoKoshka [18]

Answer:

15

Step-by-step explanation:

Population size= 2107+903+1505+1499

                        = 6014

Calculating the sample of ward B by using the stratified random sampling formula:

Stratified Random Sample, np= ( Np / N ) * n

where

np= pth stratum  sample size

Np= pth stratum  population size

N = population  size

n = sample size

Stratified Sample (ward B) = 100 / 6014 * 903 = 15 !

4 0
3 years ago
Write an equation of the line that has a slope of 2 and y-intercept 1 in slope-intercept form.
Vlada [557]
Y = mx + b

in this case m = 2 and b = 1 so
equation
y =2x + 1

hope this helps
4 0
3 years ago
Read 2 more answers
Midpoint Between Two Given Points
kondaur [170]

Answer:

(1, -7)

Step-by-step explanation:

the difference between -4 & 6 is 10 so you add 5 (half) to -4 or subtract from 6, this gives you 1

you do the same for -9 and -5, the midpoint for those being -7, I hope this helps

4 0
2 years ago
The two right triangular prisms are similar solids.The scale factor of the larger prism to the smaller prism
alexdok [17]

Answer: last one

Step-by-step explanation:

Did it

8 0
3 years ago
Read 2 more answers
Other questions:
  • Three fifths of the students voted for Kylie to become class president. two-thirds of those students were girls what fraction sh
    15·1 answer
  • Solve. 3/2x – 4 = 16
    13·2 answers
  • Elias and Niko are polishing the silver at the heritage museum. Elias could polish all the silver himself in 40 minutes. That ta
    13·2 answers
  • What is the product of 4x4y2 and 5y4?
    11·1 answer
  • What is the shaded sector? Someone please help me
    9·1 answer
  • Pls look at the picture !!
    8·1 answer
  • HELP ME OUT BRO PLEASE I HONESTLY DONT KNOW WHAT THIS QUESTION MEANS, I JUST DONT KNOW WHAT TO DO
    12·1 answer
  • If y=30 when x=6 what is the value of y when x=12
    12·2 answers
  • A lock has two digit numeric code, with the numbers 1 through 7 available for each digit of the code. Note that numbers can be r
    14·1 answer
  • Miriam has 2 yellow tea cups and 5 brown teacups. Which ratio compares the number of brown tea cups to the total number of teacu
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!